Information on the Translucent Adept, from the
Piers Anthony novel Split Infinity.

Translucent has the power over water and the
creatures of the water. The only honorable member of the Adverse
Adepts. Translucent offers refuge to Mach and Fleta in his
underwater Demesnes when no one will support their cross-breed
marriage of a half-human and robot, Mach, with a part-human
hummingbird and unicorn woman, Fleta

The Lady Blue and the Blue Adept take a
spin on Mach's boat past the Translucent Adeps' underwater
dome